fix(core): remove hash prefix from cdn path (#5509)

The hash prefix will cause cache invalidate during deployment
It's for debug purpose but I forgot to remove it

packages/frontend/core/.webpack/s3-plugin.ts

@@ -1,24 +1,11 @@
 import { join } from 'node:path';
-import { execSync } from 'node:child_process';
 import { readFile } from 'node:fs/promises';
 
 import type { PutObjectCommandInput } from '@aws-sdk/client-s3';
 import { PutObjectCommand, S3Client } from '@aws-sdk/client-s3';
-import { once } from 'lodash-es';
 import { lookup } from 'mime-types';
 import type { Compiler, WebpackPluginInstance } from 'webpack';
 
-export const gitShortHash = once(() => {
-  const { GITHUB_SHA } = process.env;
-  if (GITHUB_SHA) {
-    return GITHUB_SHA.substring(0, 9);
-  }
-  const sha = execSync(`git rev-parse --short HEAD`, {
-    encoding: 'utf-8',
-  }).trim();
-  return sha;
-});
-
 export const R2_BUCKET =
   process.env.R2_BUCKET! ??
   (process.env.BUILD_TYPE === 'canary' ? 'assets-dev' : 'assets-prod');
@@ -45,7 +32,7 @@ export class WebpackS3Plugin implements WebpackPluginInstance {
         const putObjectCommandOptions: PutObjectCommandInput = {
           Body: assetSource,
           Bucket: R2_BUCKET,
-          Key: join(gitShortHash(), asset),
+          Key: asset,
         };
         const contentType = lookup(asset);
         if (contentType) {